Why Suppliers for Apple’s iPhone May Be in for a Tough Quarter

Unboxing Apple Inc. iPhone 6s
Apple Inc. iPhone 6s smartphones are arranged for a photograph in Hong Kong, China, on Friday, Sept. 25, 2015. The latest models, following last year's hugely popular design overhaul that added bigger screens, may not match the success of previous releases, according to analysts. Photographer: Xaume Olleros/Bloomberg via Getty Images
Photograph by Xaume Olleros — Bloomberg via Getty Images